Update Pangram.java

[preritasaini1]

Updated the Pangram.java file by adding a bitwise approach and improving code readability

• I have read CONTRIBUTING.md.
• This pull request is all my own work -- I have not plagiarized it.
• All filenames are in PascalCase.
• All functions and variable names follow Java naming conventions.
• All new algorithms have a URL in their comments that points to Wikipedia or other similar explanations.
• All new code is formatted with clang-format -i --style=file path/to/your/file.java

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 45.00000% with 11 lines in your changes missing coverage. Please review.

Project coverage is 72.37%. Comparing base (e94be71) to head (6d0d701).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...c/main/java/com/thealgorithms/strings/Pangram.java	45.00%	9 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6048      +/-   ##
============================================
- Coverage     72.42%   72.37%   -0.06%     
+ Complexity     4991     4990       -1     
============================================
  Files           655      655              
  Lines         17593    17602       +9     
  Branches       3388     3392       +4     
============================================
- Hits          12742    12739       -3     
- Misses         4371     4381      +10     
- Partials        480      482       +2     

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[preritasaini1]

Hello everyone, I am ne in this contributing world, just checking in on my pull request. I'm excited to learn from your feedback and improve my contributions. Thanks!

[siriak]

Please replace main with JUnit tests

[preritasaini1]

I replaced main with JUnit tests. Please check and review . Thanks!

[siriak]

Now PR checks fail

[github-actions]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contribution!

[github-actions]

Please reopen this pull request once you have made the required changes. If you need help, feel free to ask in our Discord server or ping one of the maintainers here. Thank you for your contribution!